Our Projects

Le Marais, Modification to the structure to high-rise buildings
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Structural Design and Detailing

Le Marais, Modification to the structure to high-rise buildings

As part of the fire review strategy for high-rise buildings, Hartigan was engaged to analyse the suitability of modifications needed...

Fort Regent Cavern New Drainage System
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Structural Design and Detailing

Fort Regent Cavern New Drainage System

A new drainage system was built for Fort Regent Cavern, which functions as a detention tank, handling unscreened sewage and...

Fort Regent Cavern Structural Survey
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Structural Condition Survey and Reports

Fort Regent Cavern Structural Survey

Hartigan has been commissioned to assess the condition of the structures within the Cavern below Fort Regent in St. Helier....

Jersey Zoo,Temporary Wall
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Sustainability

Jersey Zoo,Temporary Wall

Construction of a temporary boundary wall within the existing outdoor gorilla enclosure to serve as a barrier between the construction...

Little Grove Phase 2
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Structural Design and Detailing

Little Grove Phase 2

The project consists of a substantial extension to an existing care home to provide 16 new bedrooms, and associated facilities...

Supana
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Extensions

Supana

The project focused on the refurbishment and extension of a traditionally built stone dwelling, showcasing the impact of careful renovation...

Vers La Mer
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Balconies and Terraces

Vers La Mer

The client wished to construct a new flat roof canopy over the existing terrace, situated on the west coast with...

Domestic Extension
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Extensions

Domestic Extension

The clients sought to expand the ground floor of this granite property while preserving its character. The design concept involved...

Weighbridge House
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Structural Design and Detailing

Weighbridge House

The Southampton Hotel, constructed in the 1820s on reclaimed land adjacent to St. Helier harbour, holds significant historical importance, reflecting...

38 Esplanade Flood Assessment
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Flood Risk Assessment

38 Esplanade Flood Assessment

Hartigan was engaged to conduct a comprehensive structural assessment of a building prior to its sale.

JEC La Collette Concrete Canvas
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Slope stabilisation

JEC La Collette Concrete Canvas

Hartigan was engaged by Jersey Electricity to find a solution for installing a lining to the rock face at the...

Snow Hill Car Park
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Roads / Car parks / Infrastructure

Snow Hill Car Park

The Snow Hill Car Park project involved a series of engineering works conducted by Hartigan between 2015 and 2019.

Les Cotils Farm
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Alterations

Les Cotils Farm

The proposed works for the pressoir building at Les Cotils Farm involved converting the cider press barn into self-catering holiday...

Granite Products
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Drainage (SuDS)

Granite Products

The project successfully delivered a state-of-the-art concrete batching plant at Granite Products’ La Gigoulande Quarry, enhancing operational efficiency and sustainability.

Harbour Warehouses
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Structural Condition Survey and Reports

Harbour Warehouses

Harbour Warehouses consist of five historic granite buildings dating back to 1899, which house the Jersey Maritime Museum, workshop, and...

Bellozanne Contamination Containment
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Contaminated Land Assessment

Bellozanne Contamination Containment

The redevelopment of the Bellozanne site involved constructing a sewage treatment plant, which required extensive excavation and stabilization of the...

Cheval Roc
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Slope stabilisation

Cheval Roc

Following a cliff-face collapse in March 2016, extensive work was required to stabilize the slope and ensure the safety of...

College Gardens
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Structural Design and Detailing

College Gardens

The project successfully transformed a derelict school campus into 187 residential units spread across six apartment blocks, while preserving the...

Maison du Coin
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Subsidence

Maison du Coin

The owners of the property noticed cracking in one corner and engaged Hartigan to investigate and identify the cause. Hartigan...

Chambers
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Structural Design and Detailing

Chambers

Hartigan was proud to contribute to the refurbishment of Chambers Pub, a beloved venue on the Island since 1994.

The Shipyard
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Alterations

The Shipyard

Hartigan was proud to provide structural engineering services for the complete refurbishment of the former Elizabeth Terminal Restaurant. This project,...

Belmont Court
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Structural Design and Detailing

Belmont Court

Belmont Court is a part of larger development which endeavours to transform a discontinued brewery site into much needed housing...

Fort William
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Extensions

Fort William

Fort William is one of a series of defensive fortifications that was constructed during the 18th century to protect against...

Sundowner
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Balconies and Terraces

Sundowner

The owners of Sundowner decided to enhance their property by extending the existing balcony and giving it a modern appearance...

Les Quennevais School
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BIM

Les Quennevais School

This extensive project entailed construction of a new secondary school for the Island, replacing the existing facility on a nearby...

Les Charrieres Residential and Nursing Home
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Retaining Walls

Les Charrieres Residential and Nursing Home

The former Les Charrieres Hotel site has been redeveloped as a residential care home.  Hartigan provided various engineering services from...

Shirbarry
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Staircases

Shirbarry

This project involved building a two-storey family home with an open-plan layout supported by slender hidden steel frames. A unique...

The View
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SER Certification

The View

This project at The View involved the construction of a new garage and recycling store.

Mont Les Vaux Car Park
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Roads / Car parks / Infrastructure

Mont Les Vaux Car Park

A deteriorating granite boundary wall at Mont les Vaux carpark was assessed and deemed unsuitable to prevent vehicles from crashing...

Le Grouin
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Sustainability

Le Grouin

Hartigan designed a sustainable living retaining wall for the exposed location where erosion previously occurred.

Le Clos Couriard
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Structural Design and Detailing

Le Clos Couriard

A new housing development for Andium Homes, comprising 3-bedroom townhouses to the back and 3 block of flats, joined with...

The Puffins
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Structural Design and Detailing

The Puffins

Every engineer encounters a uniquely challenging project from time to time, and for us, one of these moments came when...

The Soane
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Structural Design and Detailing

The Soane

This extensive project involved several buildings combined into one multi-level residential property.

St Thomas Church Spire
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Structural Condition Survey and Reports

St Thomas Church Spire

The cracked and detached stonework of the spire and failing metalwork supporting the cross, were a significant risk and required...

Le Nid Solitaire
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Extensions

Le Nid Solitaire

This project involved designing a two-storey extension to an existing home, featuring a garden room and en-suite bathroom, with blockwork...

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